Patents by Inventor Andrew G. Horodysky

Andrew G. Horodysky has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Dithiocarbamate-derived phosphates as antioxidant/antiwear multifunctional additives
    Patent number: 4919830
    Abstract: Dihydrocarbyl dithiocarbamate-derived organic phosphates have been found to be effective antioxidant/antiwear multifunctional additives for various lubricant media.
    Type: Grant
    Filed: December 30, 1988
    Date of Patent: April 24, 1990
    Assignee: Mobil Oil Corporation
    Inventors: Liehpao O. Farng, Andrew G. Horodysky
  • Multifunctional ester-type additives
    Patent number: 4919831
    Abstract: Ester-type ashless dispersants containing additional integral sulfur-ester moieties which have been found to possess enhanced thermal oxidative stability are claimed.
    Type: Grant
    Filed: September 30, 1988
    Date of Patent: April 24, 1990
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Dimercaptothiadiazole-derived, organic esters, amides and amine salts as multifunctional antioxidant/antiwear additives
    Patent number: 4908144
    Abstract: Reaction products of Dimercaptothiadiazole-derived alcohols and alkenyl succinic anhydrides and their subsequent amine reaction products have been found to be effective antiwear/antioxidant multifunctional additives for lubricants.
    Type: Grant
    Filed: December 30, 1988
    Date of Patent: March 13, 1990
    Assignee: Mobil Oil Corporation
    Inventors: Robert H. Davis, Liehpao O. Farng, Andrew G. Horodysky
  • Mixed phenol/dimercaptothiadiazole-derived hydroxythioether borates as antioxidant/antiwear multifunctional additives
    Patent number: 4906393
    Abstract: Mixed phenol/dimercaptothiadiazole-derived hydroxythioether borates have been found to be effective antiwear/antioxidant multifunctional additives for lubricants.
    Type: Grant
    Filed: December 30, 1988
    Date of Patent: March 6, 1990
    Assignee: Mobil Oil Corporation
    Inventors: Liehpao O. Farng, Andrew G. Horodysky, William F. Olszewski
  • Borated diol-phenol sulfide product and lubricant compositions containing same
    Patent number: 4906390
    Abstract: Reduction of friction between metal parts in contact, reductions in corrosion of copper and oxidation of lubricants are made possible by adding to lubricant or liquid fuel a minor amount of a product made by reacting a hydrocarbyl diol, a phenol sulfide and a boron compound.
    Type: Grant
    Filed: June 8, 1987
    Date of Patent: March 6, 1990
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • N-alkyl amides as friction-reducers for lubricants and fuels
    Patent number: 4867752
    Abstract: N-alkyl amides, particularly N-alkyl formamides, are effective friction-reducing additives for use in lubricants and fuels.
    Type: Grant
    Filed: October 26, 1987
    Date of Patent: September 19, 1989
    Assignee: Mobil Oil Corporation
    Inventors: Milton Braid, Andrew G. Horodysky
  • Diamine carboxylates and lubricant and fuel compositions containing same
    Patent number: 4849119
    Abstract: N-Hydrocarbyl hydrocarbylenediamine carboxylates, which can be made by the reaction of the appropriate diamine and organic monocarboxylic acid, demonstrate friction reducing properties when formulated into lubricants, particularly lubricating oils, and fuel consumption reduction properties when formulated into such lubricants or into fuels.
    Type: Grant
    Filed: April 11, 1988
    Date of Patent: July 18, 1989
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Substituted phosphorodithioates and their metal salts as multifunctional additives
    Patent number: 4834893
    Abstract: Phosphorodithioate substituted carboxylic anhydride or acid derivates and their corresponding metal salts have been found to be effective multifunctional additives for various lubricants and fuels.
    Type: Grant
    Filed: December 31, 1987
    Date of Patent: May 30, 1989
    Assignee: Mobil Oil Corporation
    Inventors: John P. Doner, Liehpao O. Farng, Andrew G. Horodysky
  • Hydrocarbon fuels containing sulfonyl dialkanol esters
    Patent number: 4830636
    Abstract: New fuel and lubricant compositions are provided which, when used to fuel or lubricate an engine such as an internal combustion engine, help to reduce friction in such engine. It is contemplated that these compositions will also reduce fuel consumption by the engine.
    Type: Grant
    Filed: September 13, 1988
    Date of Patent: May 16, 1989
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Grease compositions containing borated oxazoline compounds and hydroxy-containing soap thickeners
    Patent number: 4828734
    Abstract: Disclosed is a grease composition comprising a major proportion of a grease, a hydroxy-containing soap thickener and a minor amount of a boronated oxazoline compound. The hydroxy-containing soap thickener and boronated oxazoline compound are each added in amounts sufficient to increase the dropping point of the grease an appreciable amount. Generally this can be an increase of at least 15.degree. F. and could be as great as 200.degree. F. to 250.degree. F. or more. Sulfur and phosphorus compounds can also be incorporated into the composition.
    Type: Grant
    Filed: May 14, 1987
    Date of Patent: May 9, 1989
    Assignee: Mobil Oil Corporation
    Inventors: John P. Doner, Andrew G. Horodysky, John A. Keller, Jr.
  • Grease compositions comprising borated diols and hydroxy-containing thickeners
    Patent number: 4828732
    Abstract: Grease compositions, wherein the grease is thickened with a metal hydroxy-containing soap grease thickener are provided. Another essential ingredient of the composition is a borated hydrocarbyl diol. The compositions may also contain phosphorus and sulfur moieties.
    Type: Grant
    Filed: April 25, 1988
    Date of Patent: May 9, 1989
    Assignee: Mobil Oil Corporation
    Inventors: John P. Doner, Andrew G. Horodysky, John A. Keller, Jr.
  • Mixed hydroquinone-hydroxyester borates as antioxidants
    Patent number: 4828740
    Abstract: Mixed hydroquinones-hydroxyester borates have been found to be effective multifunctional additives when incorporated into various lubricating media.
    Type: Grant
    Filed: July 29, 1987
    Date of Patent: May 9, 1989
    Assignee: Mobil Oil Corporation
    Inventors: Liehpao O. Farng, Andrew G. Horodysky
  • Copper salts of thiodipropionic acid derivatives as antioxidant additives and lubricant compositions thereof
    Patent number: 4820430
    Abstract: Copper salts of thiodipropionic acid derivatives provide excellent multifunctional/antioxidant characteristics for lubricant compositions when incorporated therein.
    Type: Grant
    Filed: July 29, 1987
    Date of Patent: April 11, 1989
    Assignee: Mobil Oil Corporation
    Inventors: Liehpao O. Farng, Andrew G. Horodysky
  • Lubricant compositions containing reaction products of formic acid and dialkylenetriamines
    Patent number: 4816171
    Abstract: The reaction products of the appropriate triamine and organic monocarboxylic acid demonstrate friction reducing properties when formulated into lubricants, particularly lubricating oils, and fuel consumption reduction properties when formulated into such lubricants or into fuels.
    Type: Grant
    Filed: May 27, 1988
    Date of Patent: March 28, 1989
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Long chain diols and lubricants containing same
    Patent number: 4816037
    Abstract: Polyhydroxy-containing hydrocarbylamines, when added to a lubricant or to a liquid fuel, reduce friction between surfaces of metal in contact. They also can reduce fuel consumption in an internal combustion engine.
    Type: Grant
    Filed: October 5, 1987
    Date of Patent: March 28, 1989
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Joan M. Kaminski
  • Fuels containing N-alkylalkylenediamine amides
    Patent number: 4808196
    Abstract: The invention provides certain N-alkylalkylenediamine amides and their use as friction reducing additives in lubricants. They are also antioxidants and are useful in applications where additive are not corrosive to copper.
    Type: Grant
    Filed: June 2, 1988
    Date of Patent: February 28, 1989
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Lubricants containing n-alkylalkylenediamine amides
    Patent number: 4789493
    Abstract: The invention provides certain N-alkylalkylenediamine amides and their use as friction reducing additives in lubricants. They are also antioxidants and are useful in applications where additives are not corrosive to copper.
    Type: Grant
    Filed: April 2, 1987
    Date of Patent: December 6, 1988
    Assignee: Mobil Oil Co
    Inventor: Andrew G. Horodysky
  • Mannich base oil additives
    Patent number: 4787996
    Abstract: Mannich bases, prepared using a phenol substituted with a medium length branched alkyl chain, the alkyl being derived from a 1-olefin oligomer. These Mannich bases act as friction-reducing agents in lubricant and liquid fuel compositions.
    Type: Grant
    Filed: April 14, 1987
    Date of Patent: November 29, 1988
    Assignee: Mobil Oil Corporation
    Inventors: Andrew G. Horodysky, Robert M. Gemmill, Jr.
  • Borated hydroxyl-containing compositions and lubricants containing same
    Patent number: 4788340
    Abstract: Disclosed are multifunctional additives for fuel and lubricant compositions. These additives are borated hydrocarbyl vicinal diols, made by reacting the diol with a boron-containing compound such as boric acid or trialkyl borate. These are useful in formulating lubricants and liquid hydrocarbon fuels.
    Type: Grant
    Filed: July 1, 1987
    Date of Patent: November 29, 1988
    Assignee: Mobil Oil Corporation
    Inventor: Andrew G. Horodysky
  • Lubricant composition
    Patent number: 4786426
    Abstract: A borated oxazoline monoester, made by reacting a boron compound with the product of reaction between tris(hydroxymethyl)aminomethane and carboxylic acid is a new composition of matter. It is useful in a lubricating oil for reducing friction, and, therefore, fuel consumption in an internal combustion engine.
    Type: Grant
    Filed: January 7, 1980
    Date of Patent: November 22, 1988
    Assignee: Mobil Oil Corporation
    Inventors: Robert M. Gemmill, Jr., Andrew G. Horodysky